ZIP Code 20189
Dulles, Virginia · Loudoun County
No8429
Zip20189
TypeSTANDARD
Decommissioned0
Primary CityDulles
Acceptable Cities—
Unacceptable Cities—
StateVA
LstateVirginia
CountyLoudoun County
TimezoneAmerica/New_York
Area Codes571, 703
World RegionNA
CountryUS
Latitude38,96
Longitude-77,45